Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 5 - Section 5.2 - Simplifying Algebraic Expressions - Exercise: 48

Answer

$-2y-3$

Work Step by Step

To remove parentheses preceded by a minus sign, change the sign of all the terms within the parentheses. To combine like terms, add the coefficients. $-y-(y+3)=-y-y-3=((-1)+(-1))y-3=-2y-3$
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